(South Sioux City) in South Sioux City, Dakota County, NE. Dakota Av. S. 0.4 miles from jct with US73, W. on 15th St. 1 block, S. on 1st Av. 100’ to the tower on the W. side of the road. (7-11-09, N42 28.494 W96 24.849) Photos by Jack & June Schmidt.